Davison Germer experiment indicates__________________?
Davison Germer experiment indicates__________________? A. Interference B. PolarizationC. Electron diffraction D. Refraction
Davison Germer experiment indicates__________________? A. Interference B. PolarizationC. Electron diffraction D. Refraction
In Compton scattering, the change in wavelength is maxed if_______________? A. The angle of scattering is 90° B. The angle of scattering is 60°C. The angle of scattering is 180° D. The angle of scattering is 0
The name of the photon for quantum of light was proposed by________________? A. Ampere B. Plank C. ThomsonD. Einstein
As the temperature of black body is raised the wavelength corresponding to maximum intensity________________? A. shifts towards longer wavelengthB. shifts towards shorter wavelength C. remain the same D. shifts towards longer as well as shorter wavelengths
Einstein’s photoelectric equation is given by_______________? A. 1/2 mvmax2=hf+Φ B. 1/2 mvmax2-hf = ΦC. 1/2 mvmax2=hf-Φ D. All of above are correct
Rest mass of a photon is________________? A. infiniteB. zero C. very small D. 1.67 x 10-27 kg
If a material object moves with speed of light its mass becomes ________________? A. equal to its rest mass B. double of its rest massC. infinite D. zero
Select an alternative from of uncertainly principle from the following_______________? A. ∆E = h/m∆c(1-cosθ)B. ∆E . ∆t = h C. mc2 = hv D. Any of above
The existence of Ether wind was experimentally rejected by__________________? A. equal to its rest mass B. double of its rest massC. infinite D. zero
Stopg potential for a metal surface in case of photoelectric emission depends on_____________? A. the threshold frequency for the metal surface B. the intensity of incident lightC. the frequency of incident light and work function of the metal surface D.…